﻿<?php
		//biet ket noi voi host qua ten dang nhap root
		$conn=mysql_connect("localhost","root","") or die("Khong the ket noi voi csdl");
		//chon csdl tracnghiem
		mysql_select_db("tracnghiem",$conn);
		//co cai nay moi hien duoc tv
		mysql_query("set names 'utf8'");
?>